Dietary guidelines for saturated fatty acids are not supported by the evidence

Dietary guidelines recommend that intake of saturated fat should be <7–10% of daily energy. Supporting evidence relates mainly to saturated fatty acids (SFA) increasing blood total and LDL-cholesterol levels, which are risk factors for coronary heart disease (CHD). Recent meta-analyses of prospective cohort studies and of randomised controlled trials that substituted polyunsaturated fatty acids for SFA did not find any meaningful association...